The Papacy In History and Prophecy - This talks about the time of when Constantine had began making a change to the church before him and what the changes were.
Flavius Valerius Aurelius Constantine (c. 272 - 337), aka Constantine the Great, was the most important person in the development of the early Christian Church (after Jesus and Paul, naturally). He gave Christianity political and social legitimacy in the Roman Empire, allowing the young religion to establish itself, obtain powerful patrons, and dominate the Western world.">Friday, 18-Jul-2008 20:42:19 GMT
Early Church History - This website talks about the Church before Constantine, which has vital information about the church before Constantine's coming.